Fix to #360 - Updated the general generator (Java/C#) to emit fully qualified names where the referenced object isn't directly in this namespace. Added test fbs files to verify compilation.

tests/namespace_test/NamespaceA/NamespaceB/TableInNestedNS.go

@@ -0,0 +1,27 @@
+// automatically generated, do not modify
+
+package NamespaceB
+
+import (
+	flatbuffers "github.com/google/flatbuffers/go"
+)
+type TableInNestedNS struct {
+	_tab flatbuffers.Table
+}
+
+func (rcv *TableInNestedNS) Init(buf []byte, i flatbuffers.UOffsetT) {
+	rcv._tab.Bytes = buf
+	rcv._tab.Pos = i
+}
+
+func (rcv *TableInNestedNS) Foo() int32 {
+	o := flatbuffers.UOffsetT(rcv._tab.Offset(4))
+	if o != 0 {
+		return rcv._tab.GetInt32(o + rcv._tab.Pos)
+	}
+	return 0
+}
+
+func TableInNestedNSStart(builder *flatbuffers.Builder) { builder.StartObject(1) }
+func TableInNestedNSAddFoo(builder *flatbuffers.Builder, foo int32) { builder.PrependInt32Slot(0, foo, 0) }
+func TableInNestedNSEnd(builder *flatbuffers.Builder) flatbuffers.UOffsetT { return builder.EndObject() }